74775383 has 2 divisors, whose sum is σ = 74775384. Its totient is φ = 74775382.

The previous prime is 74775359. The next prime is 74775403. The reversal of 74775383 is 38357747.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 74775383 - 2¹⁶ = 74709847 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (74775313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37387691 + 37387692.

It is an arithmetic number, because the mean of its divisors is an integer number (37387692).

Almost surely, 2^74775383 is an apocalyptic number.

74775383 is a deficient number, since it is larger than the sum of its proper divisors (1).

74775383 is an equidigital number, since it uses as much as digits as its factorization.

74775383 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 493920, while the sum is 44.

The square root of 74775383 is about 8647.2760450907. The cubic root of 74775383 is about 421.2949131906.

The spelling of 74775383 in words is "seventy-four million, seven hundred seventy-five thousand, three hundred eighty-three".